The enemy is within the gates; it is with our own luxury, our own folly, our own criminality that we have to contend.

To teach is a necessity, to please is a sweetness, to persuade is a victory.

Every man's friend is no man's friend.

All action is of the mind and the mirror of the mind is the face, its index the eyes.

There is nothing so absurd that some philosopher has not already said it.

That which is not forbidden, is not on that account permitted.

There never was a great soul that did not have some divine inspiration.